Finding the Fourth Proportional to 32.89, 45.37 and 25.99
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Solution
The fourth proportional to 32.89, 45.37 and 25.99 is: 35.85
Step by Step Solution
- Step 1: Write the proportion equation
32.89 : 45.37 = 25.99 : x - Step 2: Convert to fraction form
32.89/45.37 = 25.99/x - Step 3: Cross multiply
32.89x = 45.37 × 25.99 - Step 4: Simplify right side
32.89x = 1,179.17 - Step 5: Solve for x
x = 1,179.17/32.89 - Step 6: Final answer
x = 35.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.